../ dmsp_15_ephemeris_20151017.txt 22-Jun-2023 16:21 109611 dmsp_16_ephemeris_20151017.txt 22-Jun-2023 16:21 109559 dmsp_17_ephemeris_20151017.txt 22-Jun-2023 16:21 109631 dmsp_18_ephemeris_20151017.txt 22-Jun-2023 16:21 109603 dmsp_19_ephemeris_20151017.txt 22-Jun-2023 16:21 109577